: any of three muscles attaching the cartilage of the external ear to the skull:
a
or auricularis anterior : one that arises from the galea aponeurotica, inserts into the helix, and acts to protract the external ear
b
or auricularis superior : one that arises from the galea aponeurotica, inserts into the cranial surface of the pinna, and acts to elevate the external ear
c
or auricularis posterior : one that arises from the mastoid process, inserts into the cranial surface of the concha, and acts to retract the external ear

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“Auricularis.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/auricularis. Accessed 7 Jul. 2026.

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